Finding the Third Proportional to 25,395 and 55,711

Step by Step Solution

1. Step 1: Write the proportion equation
   25,395 : 55,711 = 55,711 : x
2. Step 2: Convert to fraction form
   25,395/55,711 = 55,711/x
3. Step 3: Cross multiply
   25,395x = 55,711 × 55,711
4. Step 4: Simplify right side
   25,395x = 3,103,715,521
5. Step 5: Solve for x
   x = 3,103,715,521/25,395
6. Step 6: Final answer
   x = 122,217.58